Exercise ball with two steps



FIG. 1 is a perspective view of an exercise ball with two steps showing my new design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a side elevation view thereof.

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

CLAIM The ornamental design for an exercise ball with two steps, as shown and described. 